Data Warehouse is the core content in the building of land resources decision support system, and it is the basis of dealing by a decision support system.
数据仓库是国土资源决策支持系统建设中的核心内容，是决策支持系统处理的基础。
The core business component and data integration interface is designed in detail on the basis of component design idea.
采用组件化的设计思想，详细设计了系统的核心业务组件和系统的数据集成接口。
The core is that 3d tunnel model is constructed by loading section on basis of 2d tunnel line, which are according to data of tunnel surveying.
该方法的核心是以巷道测量点数据为基础，通过在二维巷道线上加载断面的方法来自动构建三维巷道模型。
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